Senior Frontend Engineer jobs in United States
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Inflection AI · 1 day ago

Senior Frontend Engineer

Inflection AI is dedicated to harnessing the power of AI to enhance human well-being and productivity. As a Senior Frontend Engineer, you will develop intuitive and responsive interfaces for LLM-powered products, collaborating with cross-functional teams to create rich user experiences.

Artificial Intelligence (AI)ChatbotGenerative AIInformation TechnologyMachine Learning
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H1B Sponsorednote

Responsibilities

Architect and develop performant, maintainable frontend systems using Next.js, TypeScript, and React
Collaborate with researchers to surface advanced model behaviors—including tool use, RAG, personalization, and real-time reasoning—through intuitive UX paradigms
Develop and maintain internal UI components and design systems used across multiple product surfaces
Integrate real-time data and analytics pipelines to visualize assistant behavior, model performance, and user feedback
Build developer infrastructure to support fast iteration cycles: hot reloading, component testing, E2E automation, and visual diffing
Partner across the stack with backend and platform teams to ship end-to-end features with minimal latency and maximum reliability
Contribute to a culture of high code quality, continuous improvement, and shared ownership
Actively participate in product discovery and iteration using user insights, experimentation, and data to inform frontend and UX decisions for AI-driven experiences

Qualification

Next.jsReactTypeScriptFrontend performance debuggingAI/LLM product experienceResponsive designUser experience (UX)Cross-functional collaboration

Required

8+ years of experience building and maintaining production-grade web applications
Experience with React, Next.js, TypeScript, and frontend performance debugging tools (e.g., Lighthouse, Chrome DevTools, Web Vitals)
Have shipped interactive UIs from scratch ideally handling real-time updates, accessibility, and responsive design
Understand trade-offs between UX richness, responsiveness, performance, and maintainability
Have designed systems balancing experimentation and rapid iteration with long-term scalability
Are energized by working in a fast-moving, cross-functional environment with deep technical challenges
Have professional experience working on AI or LLM-powered products, or have partnered closely with ML/research teams to translate model capabilities into intuitive user experiences
Bring a product-growth mindset actively contributing to product direction, identifying opportunities to improve user value, and shaping features beyond initial requirements

Benefits

Diverse medical, dental and vision options
401k matching program
Unlimited paid time off
Parental leave and flexibility for all parents and caregivers
Support of country-specific visa needs for international employees living in the Bay Area

Company

Inflection AI

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Inflection AI is a public benefit corporation leveraging its world class LLM to build an AI platform focused on the needs of the enterprise.

H1B Sponsorship

Inflection AI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2023 (2)

Funding

Current Stage
Growth Stage
Total Funding
$1.52B
2023-06-29Series Unknown· $1.3B
2022-05-12Series Unknown· $225M

Leadership Team

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Vibhu Mittal
Chief Technology Officer
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Ian McCarthy
Chief Product Officer
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Company data provided by crunchbase